The electrial dumper is Henan victory Industrial Co.,Ltd.of scientific research personnel for prestressed slab forming machine design of new products, a total of rollover, inclined bucket, bucket three kinds of models, has the advantages of simple operation, convenient use, mainly through the conveying handle mixed aggregate transported directly into the cavity, a delivery of 400~500 kg, the labor force is reduced ( 2~3 people can save labor ), reduces the cost, improves the production efficiency and economic benefits, it is a good helper for precast concrete manufacturers.